Manganese ions block the calcium channels in the cardiac muscle membrane. how would the presence of manganese in the extracellular fluid affect the contraction of the heart muscle?

Viruses can cause the following, check all that apply. a. sore throat b. measles c. ear infection d. flu e. chicken pox

In one paragraph, explain how technology has influenced the perception of body image and weight management in both negative and positive ways. use supporting details in the form of facts, statistics, and examples. in another paragraph, describe an individual healthy weight-management plan. the plan should include specific details about goals, diet, exercise, and evaluative monitoring.

What are three characteristics of positive self esteem?